20217264

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10273}}^1$

素因数の和:10325

約数の個数: 40

約数和(自身を含む): 53506992

約数和(自身を除く): 33289728

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10273, 20546, 30819, 41092, 61638, 82184, 123276, 164368, 246552, 421193, 493104, 842386, 1263579, 1684772, 2527158, 3369544, 5054316, 6739088, 10108632, 20217264]

約数ペア:

[(1, 20217264), (2, 10108632), (3, 6739088), (4, 5054316), (6, 3369544), (8, 2527158), (12, 1684772), (16, 1263579), (24, 842386), (41, 493104), (48, 421193), (82, 246552), (123, 164368), (164, 123276), (246, 82184), (328, 61638), (492, 41092), (656, 30819), (984, 20546), (1968, 10273)]